bug-bounty473
google371
microsoft318
facebook271
xss267
rce184
apple178
malware177
exploit165
cve122
account-takeover110
bragging-post102
phishing85
csrf85
privilege-escalation83
browser71
supply-chain69
stored-xss65
authentication-bypass64
dos64
react58
reflected-xss57
cloudflare52
reverse-engineering50
access-control48
node48
input-validation48
aws48
cross-site-scripting48
writeup47
docker46
ssrf45
smart-contract45
ethereum44
web-security43
sql-injection43
defi43
web343
oauth41
web-application41
lfi38
info-disclosure37
pentest37
race-condition37
idor35
burp-suite35
auth-bypass35
vulnerability-disclosure34
cloud34
html-injection33
0
5/10
Researcher discovered a biometric authentication bypass in WhatsApp on both Android and iOS by exploiting the chat transfer feature when switching to WhatsApp Business, allowing unauthenticated access to locked chats. Two separate $500 bounties were awarded for Android (July 2023) and iOS (January 2024) variants of the same vulnerability.
authentication-bypass
biometric-bypass
whatsapp
android
ios
mobile-security
cross-app-vulnerability
bragging-post
WhatsApp
WhatsApp Business
Meta
Facebook
Himanshu Bharti
Arvind